A REVIEW OF MAGSAFE HOLDER RING

Is that this a Licensed belay device?  Can I dangle from El Capitan by my iPhone if my Labodet Ring is securely roped in?  I feel demands a adhere to up evaluate. We must begin to see the really serious testing!There’s also a small plastic desk tripod, which does the job on reasonably flat surfaces but that I wouldn’t use in unstable environm